Single Mode Coupler

Features: Low excess loss; Broad operation band; Various split ratio; High stability and reliability; Compact packages

Applications: Access network; CATV systems & fiber optic sensor; FTTx; Networks TAP monitoring

Parameters			Unit	Single Window Standard	Single Window Wide Band	Dual Window Wide Band
Operating Wavelength			nm	980 or 1310 or 1480 or 1550		1310/1550
Operating Bandwidth			nm	±15	±40	±40
Structure			-	1x2 or 2x2	1x2 or 2x2	1x2 or 2x2
Insertion Loss		50/50	%	≤3.3/3.3	≤3.4/3.4	≤3.6/3.6
Insertion Loss		40/60	%	≤4.5/2.5	≤4.4/2.6	≤4.50/2.7
Insertion Loss		30/70	%	≤5.6/1.8	≤5.8/1.9	≤5.8/2.1
Insertion Loss		20/80	%	≤7.2/1.3	≤7.4/1.4	≤7.4/1.5
Insertion Loss		10/90	%	≤10.2/0.75	≤10.5/0.85	≤10.5/0.95
Insertion Loss		5/95	%	≤13.5/0.5	≤13.5/0.62	≤13.5/0.72
Insertion Loss		2/98	%	≤17.5/0.4	≤17.5/0.5	≤17.6/0.6
Insertion Loss		1/99	%	≤21.0/0.35	≤21/0.45	≤21/0.6
PDL			dB	≤0.2 / ≤0.1	≤0.25 / ≤0.10	≤0.25 / ≤0.15
Return Loss			dB	≥50
Directivity			dB	≥50
Fiber Length			m	>=1.00
Fiber Type			-	SMF-28e+
Package	250μm bare fiber		mm	Φ3x45
	900μm loose tube			Φ3x54
	2mm or 3mm jacket			90x20x9

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